Ext.define('MyTree.view.TreeView',{
    extend:'Ext.tree.Panel',
    alias : 'widget.treelist',
    frame:true,
    title: '操作菜单',
    width:250,
    height:500,
    store:'TreeStore',
    rootVisible:false,
    initComponent : function(){
        this.callParent(arguments);
    }
});